Monterey Bay Whale Watch
List of Marine Mammal Sightings
in the Monterey Bay Region

December 1-31, 2019
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Note -- In addition to sightings on Monterey Bay Whale Watch trips, this list includes all reported marine mammal sightings for this region. Unusual sightings of other marine animals such as Leatherback Sea Turtles and Basking Sharks are also listed. California Sea Lions, Harbor Seals, and Southern Sea Otters, which are seen on all whale watching trips, are not included in the list.

These sightings are copyright protected and may not be used without permission from Nancy Black. All rights reserved. Unauthorized use of this information is a violation of federal copyright law, and is subject to prosecution to the full extent of the law.


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Date # Type of Animal(s)

12/31 2 p.m. 8 Humpback Whales
  2 Gray Whales
  1000 Pacific White-sided Dolphins
  600 Northern Right Whale Dolphins

12/31 10 a.m. 10 Humpback Whales (lunge-feeding)
  1 Gray Whale
  400 Pacific White-sided Dolphins
  120 Risso's Dolphins
  100 Northern Right Whale Dolphins

12/31 9 a.m. 19 Humpback Whales (feeding, tail slaps, head slaps)
  2 Gray Whales
  1000 Pacific White-sided Dolphins
  35 Risso's Dolphins
  600 Northern Right Whale Dolphins

12/30 2 p.m. 4 Humpback Whales
  6 Killer Whales
  2 Gray Whales
  75 Pacific White-sided Dolphins
  25 Risso's Dolphins
  25 Northern Right Whale Dolphins

12/30 10 a.m. 1 Humpback Whale
  3 Gray Whales
  25 Risso's Dolphins

12/30 9 a.m. 1 Humpback Whale
  8 Gray Whales
  25 Risso's Dolphins

12/29 2 p.m. 5 Gray Whales
  450 Risso's Dolphins

12/29 10 a.m. 2 Humpback Whales
  6 Gray Whales
  450 Risso's Dolphins

12/29 9 a.m. 2 Humpback Whales
  1 Gray Whale
  450 Risso's Dolphins

12/29 8 a.m. 1 Humpback Whale
All Day 6 Gray Whales
  400 Risso's Dolphins
  8 Dall's Porpoise

12/28 2:30 p.m. 3 Gray Whales

12/28 1:30 p.m. 2 Humpback Whales
  1 Gray Whale
  40 Risso's Dolphins

12/28 11 a.m. 2 Humpback Whales

12/28 10 a.m. 2 Humpback Whales
  4 Gray Whales
  250 Risso's Dolphins

12/28 9 a.m. 2 Humpback Whales
  1 Gray Whale
  280 Risso's Dolphins

12/27 2 p.m. 3 Humpback Whales (lunge-feeding)
  3 Black-footed Albatross

12/27 1:30 p.m. 2 Humpback Whales
  5 Black-footed Albatross
  2 Laysan Albatross

12/27 11 a.m. 2 Gray Whales
  250 Risso's Dolphins

12/27 10 a.m. 2 Humpback Whales (tail throwing)
  2 Black-footed Albatross
 

12/27 9 a.m. 4 Humpback Whales (breaching)
  1 Gray Whale
  80 Risso's Dolphins
  2 Black-footed Albatross
  1 Laysan Albatross

12/26 2 p.m. 4 Humpback Whales (lunge-feeding and tail throwing)

12/26 11 a.m. 6 Humpback Whales
  1 Gray Whale
  200 Pacific White-sided Dolphins
  500 Risso's Dolphins
  300 Northern Right Whale Dolphins

12/26 10 a.m. 16 Humpback Whales
  100 Pacific White-sided Dolphins
  250 Risso's Dolphins
  100 Northern Right Whale Dolphins

12/26 9 a.m. 9 Humpback Whales
  300 Pacific White-sided Dolphins
  350 Risso's Dolphins
  180 Northern Right Whale Dolphins
  3 Black-footed Albatross

12/24 2 p.m. 4 Humpback Whales
  1 Gray Whale
  30 Risso's Dolphins

12/24 10 a.m. 3 Humpback Whales
  800 Risso's Dolphins

12/24 9 a.m. 3 Humpback Whales
  2 Gray Whales
  25 Pacific White-sided Dolphins
  150 Risso's Dolphins (including Casper)

12/23 2 p.m. 1 Gray Whale
  6 Killer Whales

12/23 10 a.m. 6 Killer Whales

12/23 9 a.m. 6 Killer Whales
  100 Risso's Dolphins

12/21 10 a.m. 2 Humpback Whales
  15 Bottlenose Dolphins
  50 Harbor Porpoise

12/21 9 a.m. 2 Humpback Whales

12/20 2 p.m. 4 Humpback Whales
  50 Risso's Dolphins

12/20 9 a.m. 2 Humpback Whales
  40 Risso's Dolphins (including Casper)

12/19 2 p.m. 18 Humpback Whales (lunge-feeding and breaching)
  30 Pacific White-sided Dolphins

12/19 9 a.m. 8 Humpback Whales
  500 Pacific White-sided Dolphins
  5 Northern Right Whale Dolphins

12/17 2 p.m. 25 Pacific White-sided Dolphins (incredible social behavior)
  150 Risso's Dolphins

12/17 9 a.m. 6 Humpback Whales
  150 Risso's Dolphins

12/16 2 p.m. 3 Humpback Whales
  15 Risso's Dolphins

12/16 9 a.m. 17 Humpback Whales
  2 Blue Whales
  8 Risso's Dolphins (including Casper)

12/15 9 a.m. 6 Humpback Whales
  1 Gray Whale
  30 Bottlenose Dolphins
  1 Mola Mola
  many Sea Nettles

12/14 9 a.m. 5 Humpback Whales

12/13 9 a.m. 5 Humpback Whales
  120 Risso's Dolphins

12/12 2 p.m. 8 Risso's Dolphins

12/12 9 a.m. 8 Humpback Whales

12/11 2 p.m. 3 Humpback Whales (breaching)

12/11 9 a.m. 10 Humpback Whales
  100 Pacific White-sided Dolphins
  250 Northern Right Whale Dolphins

12/10 9 a.m. 8 Humpback Whales

12/9 9 a.m. 7 Humpback Whales
  4 Killer Whales

12/8 10 a.m. 12 Humpback Whales
  100 Risso's Dolphins

12/6 9 a.m. 1 Humpback Whale
  2 Blue Whales (mom and calf)
  20 Risso's Dolphins

12/5 2 p.m. 9 Humpback Whales (breaching)
  100 Risso's Dolphins

12/5 9 a.m. 11 Humpback Whales (breaching)
  100 Risso's Dolphins
  6 Dall's Porpoise

12/4 2 p.m. 2 Humpback Whales
  12 Killer Whales (including 1 calf, 2 males)
  50 Risso's Dolphins
  10 Harbor Porpoise

12/3 2 p.m. 6 Humpback Whales
  10 Pacific White-sided Dolphins
  200 Risso's Dolphins

12/3 9 a.m. 19 Humpback Whales (chin slaps, tail throws)
  10 Pacific White-sided Dolphins
  200 Risso's Dolphins
  1 Brown Booby

   All photos © 2019 Daniel Bianchetta

Humpback Whale tail throw, photo by Daniel Bianchetta
Humpback Whale tail throw (December 31, 2019)

Great Egret, photo by Daniel Bianchetta
Great Egret (December 31, 2019)

Southern Sea Otter, photo by Daniel Bianchetta
Southern Sea Otter (December 29, 2019)

Harbor Seal, photo by Daniel Bianchetta
Harbor Seal (December 29, 2019)

Risso's Dolphins by the Blackfin, photo by Daniel Bianchetta
Risso's Dolphins by the Blackfin (December 29, 2019)

Gray Whales, photo by Daniel Bianchetta
Gray Whales (December 29, 2019)

Laysan Albatross, photo by Daniel Bianchetta
Laysan Albatross (December 27, 2019)

Brown Pelicans by the shore, photo by Daniel Bianchetta
Brown Pelicans by the shore (December 26, 2019)

Humpback Whales lunge-feeding, photo by Daniel Bianchetta
Humpback Whales lunge-feeding (December 26, 2019)

Northern Right Whale Dolphin, photo by Daniel Bianchetta
Northern Right Whale Dolphin (December 26, 2019)

Risso's Dolphin Casper's tail, photo by Daniel Bianchetta
Risso's Dolphin Casper's tail (December 24, 2019)

Risso's Dolphin Casper and friend, photo by Daniel Bianchetta
Risso's Dolphin Casper and friend
(December 24, 2019)

Humpback Whale tail - good ID image, photo by Daniel Bianchetta
Humpback Whale tail - good ID image
(December 21, 2019)

Black-footed Albatross, photo by Daniel Bianchetta
Black-footed Albatross (December 20, 2019)

Pacific White-sided Dolphins, photo by Daniel Bianchetta
Pacific White-sided Dolphins (December 19, 2019)

Running Risso's Dolphins, photo by Daniel Bianchetta
Running Risso's Dolphins (December 17, 2019)

Breaching Mola Mola, photo by Daniel Bianchetta
Breaching Mola Mola (Ocean Sunfish)
(December 16, 2019)

Casper the albino Risso's Dolphin, photo by Daniel Bianchetta
Casper the albino Risso's Dolphin (December 16, 2019)

California Sea Lions rafting with some thermal regulating, photo by Daniel Bianchetta
California Sea Lions rafting with some
thermal regulating (December 13, 2019)

Humpback Whale tail, photo by Daniel Bianchetta
Humpback Whale tail (December 10, 2019)

Killer Whales, photo by Daniel Bianchetta
Killer Whales (December 9, 2019)

Humpback Whales, photo by Daniel Bianchetta
Humpback Whales (December 8, 2019)

Southern Sea Otter, photo by Daniel Bianchetta
Southern Sea Otter (December 8, 2019)

Humpback Whale breaching, photo by Daniel Bianchetta
Humpback Whale breaching (December 6, 2019)

Southern Sea Otter by Risso's Dolphins, photo by Daniel Bianchetta
Southern Sea Otter by Risso's Dolphins
(December 5, 2019)

Brown Pelican in breeding plumage, photo by Daniel Bianchetta
Brown Pelican in breeding plumage (December 3, 2019)

Risso's Dolphins in front of Monterey Bay Aquarium, photo by Daniel Bianchetta
Risso's Dolphins in front of Monterey Bay Aquarium
(December 3, 2019)


All photos © 2019 Daniel Bianchetta


Copyright © 2019 Monterey Bay Whale Watch, LLC. No use of the sightings information is permitted without prior approval.


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Last updated March 10, 2020